Anthony Cinnamon is an associate principal at Wiss, Janney Elstner (WJE) in the Chicago office. His expertise lies in the design and analysis of exterior enclosures with an emphasis on glass, curtain walls, and fenestration systems. Mr. Cinnamon has written numerous articles on the inspection, repair, restoration, and replacement of window and facade systems. He has also presented seminars domestically and internationally on fenestration related topics, including typical window problems, the testing and repair of window and curtain wall systems, and typical glass failures